POLLUTION LOCATOR| Water | State Clean Water Act Status Report
Clean Water Act Status: ALASKA
 
 
  • Clean Water Act Comparative Ranking
    Cleanest/Best States National Average Dirtiest/Worst States
    0%         50%         100%

    Number of Impaired Waterbodies (as reported by the state):

    NOTE: Data limitations affect the accuracy of these rankings.

    Rank counties in ALASKA or in the U.S. by assessed use impairments.
    Rank watersheds in ALASKA by assessed use impairments
    Rank states by assessed use impairments, impairments due to specific causes, or impairments due to specific sources

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  • 1998 Clean Water Act Status
    ALASKA contains a portion of 136 watersheds.
    Percentage of Surface Waters with Reported Problems (state + EPA data): Data not available
    Number of Waterbodies with Reported Problems (as reported by the state): 58
    Beneficial uses not reported for 100% of waterbodies.

    Priority for Regulation     Number of Waterbodies
    Targeted 0
    High 0
    Medium 0
    Low 0
    Not Assessed for TMDL Priority 0
    Not Reported to US EPA for TMDL Priority 58
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  • Leading Pollutants/Stressors of Surface Waters
    Rivers, Streams, and Creeks
    Number of impaired waterbodies: 26
    Percent of Rivers, Streams and Creeks in ALASKA assessed by agencies for 1997-98 reporting period: 0%
      Percent Waterbodies Affected
    Sediments 38%
    Pathogens 38%
    Organic Compounds 19%
    Debris 15%
    Unknown 12%
    More...

    NOTE: Possible inconsistencies between data on (a) impaired waterbodies and (b) percentage of waterbodies assessed.


    Lakes, Reservoirs, and Ponds
    Number of impaired waterbodies: 7
    Percent of Lakes, Reservoirs and Ponds in ALASKA assessed by agencies for 1997-98 reporting period: 0%
      Percent Waterbodies Affected
    Pathogens 57%
    Low Dissolved Oxygen/Organic Enrichment 29%
    Metals 14%

    NOTE: Possible inconsistencies between data on (a) impaired waterbodies and (b) percentage of waterbodies assessed.


    Estuaries, Bays, and Coasts
    Number of impaired waterbodies: 23
    Percent of Estuaries and Bays in ALASKA assessed by agencies for 1997-98 reporting period: 1%
    Percent of Coastal Shorelines in ALASKA assessed by agencies for 1997-98 reporting period: 0%
      Percent Waterbodies Affected
    Debris 57%
    Organic Compounds 26%
    Low Dissolved Oxygen/Organic Enrichment 9%
    Unknown 9%
    Other 9%
    More...

    NOTE: Possible inconsistencies between data on (a) impaired waterbodies and (b) percentage of waterbodies assessed.


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  • Leading Sources of Water Quality Problems
    Rivers, Streams, and Creeks
    Number of impaired waterbodies: 26
    Percent of Rivers, Streams and Creeks in ALASKA assessed by agencies for 1997-98 reporting period: 0%
      Percent Waterbodies Affected
    Urban Runoff/Storm Sewers 46%
    Resource Extraction 23%
    Land Disposal 15%
    Other Sources 12%
    Silviculture 12%
    More...

    NOTE: Possible inconsistencies between data on (a) impaired waterbodies and (b) percentage of waterbodies assessed.


    Lakes, Reservoirs, and Ponds
    Number of impaired waterbodies: 7
    Percent of Lakes, Reservoirs and Ponds in ALASKA assessed by agencies for 1997-98 reporting period: 0%
      Percent Waterbodies Affected
    Urban Runoff/Storm Sewers 100%
    Combined Sewer Overflows 14%
    Industrial Point Sources 14%

    NOTE: Possible inconsistencies between data on (a) impaired waterbodies and (b) percentage of waterbodies assessed.


    Estuaries, Bays, and Coasts
    Number of impaired waterbodies: 23
    Percent of Estuaries and Bays in ALASKA assessed by agencies for 1997-98 reporting period: 1%
    Percent of Coastal Shorelines in ALASKA assessed by agencies for 1997-98 reporting period: 0%
      Percent Waterbodies Affected
    Silviculture 48%
    Urban Runoff/Storm Sewers 22%
    Industrial Point Sources 17%
    Other Sources 13%
    Resource Extraction 4%
    More...

    NOTE: Possible inconsistencies between data on (a) impaired waterbodies and (b) percentage of waterbodies assessed.


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